import router from "./router"
import store from "./store"
import { Message } from "element-ui"
import NProgress from "nprogress"
import "nprogress/nprogress.css"
import { getToken } from "@/utils/auth"
import { isRelogin } from "@/utils/request"

NProgress.configure({ showSpinner: false })

const whiteList = ["/login", "/register"]

router.beforeEach((to, from, next) => {
	NProgress.start()
	if (getToken()) {
		to.meta.title && store.dispatch("settings/setTitle", to.meta.title)
		/* has token*/
		if (to.path === "/login") {
			next({ path: "/" })
			NProgress.done()
		} else {
			if (store.getters.roles.length === 0) {
				isRelogin.show = true
				// 判断当前用户是否已拉取完user_info信息
				store
					.dispatch("GetInfo")
					.then(() => {
						isRelogin.show = false
						store.dispatch("GenerateRoutes").then(accessRoutes => {
							// 根据roles权限生成可访问的路由表
							router.addRoutes(accessRoutes) // 动态添加可访问路由表
							next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
						})
					})
					.catch(err => {
						store.dispatch("LogOut").then(() => {
							Message.error(err)
							next({ path: "/" })
						})
					})
			} else {
				next()
			}
		}
	} else {
		// 没有token
		if (whiteList.indexOf(to.path) !== -1) {
			// 在免登录白名单，直接进入
			next()
		} else {
			next(`/login?redirect=${encodeURIComponent(to.fullPath)}`) // 否则全部重定向到登录页
			NProgress.done()
		}
	}
})

router.afterEach(() => {
	NProgress.done()
})
